. that doesn't happen often. >> reporter: on "meet the press," new jersey republicangovernorchrischristiehadanother take. >> thursday morning the entire narrative of the race will change. >> in an interview, anne romney reveals the greatest concern if her husband becomes president. >> my biggest concern would be for the, his mental well being. i have all the confidence in the world in his ability, in his decisiveness and leadership skills. >> reporter: today paul ryan admitted to campaign missteps including the 47% comment. >> we have had somis steps but at the end of the day the choice is really clear and we are giving people very clear choice. >> reporter: ryan was asked to discuss the specifics of the campaign tax plan. both romney and ryan have yet to tail how they would finance a 20% tax cut. >> it would take me too long to go through all of the math. >> that was kristin walker reporting. >>> it is time for fact or fiction segment checking the candidates claims against the facts. we will start with prauchl and his claim that taxes are lower on families than they have been in probab